EP 0782969 A4 19990127 - MULTI-LAYER SEAT HAVING DIFFERENT HARDNESS AND METHOD FOR PRODUCING THE SAME
Title (en)
MULTI-LAYER SEAT HAVING DIFFERENT HARDNESS AND METHOD FOR PRODUCING THE SAME
Title (de)
MEHRSCHICHTIGER SITZ MIT UNTERSCHIEDLICHER HÄRTE SOWIE VERFAHREN ZU DESSEN HERSTELLUNG
Title (fr)
SIEGE A PLUSIEURS EPAISSEURS DE DURETES DIFFERENTES ET SON PROCEDE DE FABRICATION
Publication
Application
Priority
- JP 9601802 W 19960628
- JP 20733495 A 19950724
Abstract (en)
[origin: US5850645A] PCT No. PCT/JP96/01802 Sec. 371 Date Mar. 21, 1997 Sec. 102(e) Date Mar. 21, 1997 PCT Filed Jun. 28, 1996 PCT Pub. No. WO97/03918 PCT Pub. Date Feb. 6, 1997An object of the present invention is to provide a seat wherein a surface material of the seat is not crumpled by sliding the surface material on a cushioning body thereof and while a person can sit comfortably in the seat, the seat has adequate hardness such that the weight of the person can be supported. A seat (1) comprises a surface material (2) and a cushioning body (6, 12) covered with the surface material. The cushioning body has a shape corresponding to an outline of the seat and is structured of a first cushioning body (6) as an upper layer and a second cushioning body (12) as a lower layer. The first cushioning body is intergral with at least a part of a back surface of the surface material and is connected with the second cushioning body. The first cushioning body has a contact surface (10) corresponding to the shape of a contact surface (13) of the second cushioning body. The first and second cushioning bodies have fasteners (11a, 11b, 14a, 14b), respectively. Those fasteners are intergral with the first and second cushioning body, respectively, and the first cushioning body and the second cushioning body are connected by those fasteners.
IPC 1-7
IPC 8 full level
A47C 7/18 (2006.01); B29C 39/10 (2006.01); B29C 44/04 (2006.01); B29C 44/12 (2006.01); B29D 31/00 (2006.01); B29D 99/00 (2010.01); B32B 5/32 (2006.01); B68G 7/00 (2006.01); B29K 105/04 (2006.01); B29L 31/58 (2006.01)
CPC (source: EP US)
A47C 7/18 (2013.01 - EP US); B29C 44/0446 (2013.01 - EP US); B29C 44/12 (2013.01 - EP US); B29D 99/0092 (2013.01 - EP US); B68G 7/00 (2013.01 - EP US); B29L 2031/30 (2013.01 - EP US); B29L 2031/771 (2013.01 - EP US); Y10S 5/922 (2013.01 - US); Y10S 297/06 (2013.01 - EP US); Y10T 29/481 (2015.01 - EP US)
Citation (search report)
- [XY] US 4699427 A 19871013 - KOBAYASHI HIDEO [JP]
- [Y] WO 9324294 A1 19931209 - CREME ART CORP [US], et al
- [Y] FR 2423666 A1 19791116 - APLIX SA [FR]
- [A] US 4840430 A 19890620 - SHIMADA MAKOTO [JP]
- [A] NL 7001834 A 19700824
- See references of WO 9703918A1
Designated contracting state (EPC)
DE FR GB IT SE
DOCDB simple family (publication)
US 5850645 A 19981222; AU 6243096 A 19970218; AU 718347 B2 20000413; CA 2200330 A1 19970206; DE 69621762 D1 20020718; EP 0782969 A1 19970709; EP 0782969 A4 19990127; EP 0782969 B1 20020612; JP 2757148 B2 19980525; JP H0928949 A 19970204; WO 9703918 A1 19970206
DOCDB simple family (application)
US 81745597 A 19970321; AU 6243096 A 19960628; CA 2200330 A 19960628; DE 69621762 T 19960628; EP 96921120 A 19960628; JP 20733495 A 19950724; JP 9601802 W 19960628